Experimental engineering and manual for testing. For engineers and for students in engineering laboratories (1906)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & Sons; [etc., etc.] · leaf 379
sight in the cistern, a correction is neces-sary to the readings in order to find thecorrect height corresponding to a givenpressure. This correction is calculatedas follows: Let A equal the area of sur-face of the liquid in the cistern, a thearea of the manometer-tube, H the fallof liquid in the… … 162.—Cistern-manom-eter. and since the tube is supplied by liquid from the cistern, HA = ha. Eliminating H in the two equations, Apb If p = one pound, h = k = A+a AbA+a § 272.] MEASUREMENT OF PRESSURE. 349 which is the length the graduation shouldbe made to allow for fall of mercury in thecistern…
Building materials · Machinery
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